Sparsity-Homotopy Perturbation Inversion Method with Wavelets and Applications to Black-Scholes Model and Todaro Model

Table 1

Relative errors and computational time.

Noisy level	Relative error (I)	Relative error (II)	Time (I)	Time (II)
0.00%	0.21%	1.36%	77 s	112 s
0.50%	1.28%	3.06%	196 s	332 s
1.00%	3.25%	6.98%	528 s	1052 s